Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
Recent
Hot!
Most votes
Most answers
Most views
Ask a Question
Recent questions
0
votes
1
answer
9.5m
views
why do 'EF 3.0 Method' & 'EF 3.0 Method(adapted)' have different per person normalisation values than PEF documentation?
asked
Jul 20, 2023
in
openLCA
by
Matthias_ch
(
280
points)
ef
methods
life cycle impact assessment (lcia) methods
pef
normalization factors
0
votes
1
answer
853
views
OpenLCA collapsing after pressing calculation on product system
asked
Jul 19, 2023
in
openLCA
by
Efi Papavasileiou
(
160
points)
calculation error
results
product system
error
+1
vote
2
answers
948
views
Using imported EPDs in openlca 2.0
asked
Jul 19, 2023
in
openLCA
by
geraldeps
(
130
points)
version 2.0
epd
openlca 2.0
0
votes
1
answer
480
views
I used Simapro and Openlca software.the results of all impact categories are almost the same, except for land use.why?
asked
Jul 15, 2023
in
openLCA
by
Maziar
(
190
points)
openlca
simapro
land use
results
0
votes
0
answers
233
views
Ask ways to get the energy split for fossil-derived polymers.
asked
Jul 15, 2023
in
openLCA
by
hellboy31
(
160
points)
process
database
openlca
electricity
0
votes
0
answers
226
views
Can we use OpenLCA client through Remote Desktop Protocol ?
asked
Jul 13, 2023
in
openLCA
by
VictorDURAND
(
160
points)
openlca
remote
0
votes
2
answers
727
views
Your system has run out of application memory (Mac)
asked
Jul 12, 2023
in
openLCA
by
brettduane
(
260
points)
out of memory
memory allocation
+1
vote
1
answer
293
views
Ecoinvent : Yearly means 12 months or calendar year
asked
Jul 12, 2023
in
openLCA
by
Didier Lanquetin
(
140
points)
licence owner
ecoinvent
0
votes
1
answer
954
views
how to import Ecoinvent database in ecoSpold.7z format
asked
Jul 12, 2023
in
openLCA
by
caroline p06
(
120
points)
ecoinvent data
openlca
ecospold2
import data sets
0
votes
1
answer
546
views
Is the amount of both flows the same?
asked
Jul 12, 2023
in
openLCA
by
Megalithos3
(
150
points)
openlca
ecoinvent
flows
+1
vote
1
answer
567
views
How long does a database import from an existing database usually take?
asked
Jul 10, 2023
in
openLCA
by
skenny
(
130
points)
import database
database import
existing database
0
votes
0
answers
238
views
What is the difference between two flows in Ecoinvent 3?
asked
Jul 10, 2023
in
openLCA
by
Megalithos3
(
150
points)
flows
ecoinvent
0
votes
0
answers
509
views
Emission factors per unit
asked
Jul 10, 2023
in
openLCA
by
sofiaoliveira_1
(
120
points)
emisión de co2
co2 emission
0
votes
1
answer
386
views
Different results for the same process in two laptops
asked
Jul 8, 2023
in
openLCA
by
aogilardino1
(
620
points)
openlca
agribalyse
0
votes
1
answer
1.2k
views
Cutoff LCI vs Cutoff UNIT vs Cutoff UNIT Regionalized
asked
Jul 7, 2023
in
openLCA
by
Giannis Kosmidis
(
870
points)
life cycle impact assessment (lcia)
regionalized lca
openlca
cut-off
ecoinvent
0
votes
1
answer
705
views
having difficulty accessing the Sankey diagram in openLCA version 2.0.0 while using the ReCipe method
asked
Jul 7, 2023
in
openLCA
by
nigili
(
120
points)
sankey diagram
openlca 2.0
recipe midpoint (h)
0
votes
1
answer
306
views
Is it possible to export some process from OpenLCA and import into GaBi?
asked
Jul 7, 2023
in
openLCA
by
ky_LCA
(
120
points)
openlca
database
life cycle impact assessment (lcia) methods
import export
0
votes
0
answers
220
views
How to set waste composition in openlca database?
asked
Jul 7, 2023
in
openLCA
by
kavirishabhkatiyar
(
120
points)
openlca
msw
india
+1
vote
0
answers
202
views
In which format should I import an ecoinvent dataset from Gabi and integrate it to OpenLCA?
asked
Jul 6, 2023
in
Miscellaneous
by
samiye
(
320
points)
ecoinvent data
gabi
integration
0
votes
0
answers
157
views
how can I find ecoinvent dataset " operation, lorry 28t, rape methyl ester 100% " for free?
asked
Jul 6, 2023
in
Miscellaneous
by
samiye
(
320
points)
operation
lorry 28t
rape methyl ester 100%
+1
vote
1
answer
717
views
Circular Footprint Formula
asked
Jul 6, 2023
in
openLCA
by
trentalessandro
(
130
points)
#pef
circular footprint formula
end of life
0
votes
0
answers
199
views
Advice on handling emissions that have no impact factor for the selected LCIA method
asked
Jul 6, 2023
in
openLCA
by
TreeLover
(
150
points)
emission; impact factors; lcia method
impact assessment method
lcia methods
+1
vote
1
answer
596
views
No results in "process impact contribution" when i export the result in Excel file in OpenLCA2.0
asked
Jul 5, 2023
in
openLCA
by
zhengxuanwu
(
160
points)
excel export
version 2.0
process impact contribution
0
votes
1
answer
1.1k
views
Why does Eager/All calculation on processes always result in "Matrix is probably singular"?
asked
Jul 5, 2023
in
openLCA
by
MiasSomsch
(
120
points)
processes
matrix
calculation
impact analysis
calculation error
+1
vote
1
answer
398
views
OpenLCA 2.0, Process impact contributions in exported Excel
asked
Jul 4, 2023
in
openLCA
by
zhengxuanwu
(
160
points)
openlca 2.0
excel export
process impact contributions
0
votes
0
answers
326
views
Please help me about how to select a flow including a transport value(t*km) based on truck working with biofuel? :((
asked
Jul 4, 2023
in
openLCA
by
samiye
(
320
points)
truck
biofuel
transport
flow
0
votes
1
answer
633
views
Can not open settings in OpenLCA 2.0 (Macbook Air M1)
asked
Jul 2, 2023
in
openLCA
by
Manish29
(
160
points)
version 2.0
impact assessment method
openlca 2.0
+1
vote
0
answers
281
views
Carbon sequestration
asked
Jul 1, 2023
in
openLCA
by
Esther.goita
(
230
points)
carbon sequestration
life cycle impact assessment (lcia)
ecoinvent
+2
votes
0
answers
323
views
Which database offered by openLCA can be used for a LCA study on Portland Limestone cement?
asked
Jul 1, 2023
in
openLCA
by
Andrea Silva
(
160
points)
life cycle impact assessment (lcia)
database
lca
data inputs
openlca
0
votes
0
answers
288
views
can we do a LCA on manufacturing process of portland limestone cement using openLCA to check the environmental impact?
asked
Jul 1, 2023
in
openLCA
by
Andrea Silva
(
160
points)
life cycle impact assessment (lcia)
openlca
impact assessment method
portland limestone cement
ordinary portland cement
+5
votes
2
answers
959
views
How to generate process contribution bar charts in a project report
asked
Jun 30, 2023
in
openLCA
by
Esther.goita
(
230
points)
project report
process contribution
0
votes
1
answer
433
views
How can I remove providers from all reference flows in my database?
asked
Jun 30, 2023
in
openLCA
by
Jake.Namovich
(
120
points)
process
provider linking
providers
default provider
reference flow
+1
vote
1
answer
691
views
Import EPDs through EC3 in openLCA 2.0
asked
Jun 27, 2023
in
openLCA
by
Myen29L
(
130
points)
version 2.0
epd
ec3
openepd
url
0
votes
3
answers
1.7k
views
Value of the geometric mean, present in the uncertainty distribution, is negative
asked
Jun 26, 2023
in
openLCA
by
Cipriano
(
300
points)
ecoin
ecomoneta 3.9.1
geometric mean
uncertainty
negative value
0
votes
0
answers
230
views
Why isn't the material in the input and output reflected in the impact analysis?
asked
Jun 26, 2023
in
openLCA
by
i_LCA
(
120
points)
material flow
impact analysis
0
votes
0
answers
204
views
Modelling scenarios - accounting for repairs/refurbishment
asked
Jun 25, 2023
in
LCA Collaboration Server
by
spottedskink_14
(
120
points)
scenario
lca
0
votes
0
answers
387
views
Which free database can I use to get extraction to end-of-life processes of notebooks & hard disk drives?
asked
Jun 24, 2023
in
openLCA
by
Shouvik Das
(
120
points)
openlca
end-of-life
+1
vote
2
answers
623
views
montecarlo fail on 2.0 after 300/400 iterations
asked
Jun 22, 2023
in
openLCA
by
luca.ragusa
(
1.1k
points)
version 2.0
openlca 2.0
error
montecarlo
0
votes
0
answers
274
views
for a vehicle working with biofuel how should I enter transport data, please read below...
asked
Jun 21, 2023
in
openLCA
by
samiye
(
320
points)
transport data
biofuel
+3
votes
2
answers
2.0k
views
How to carry out a Monte Carlo analysis correctly using the ECOINVENT 3.9.1 database
asked
Jun 21, 2023
in
openLCA
by
Cipriano
(
300
points)
monte carlo analysis
ecoinvent 3.9.1
uncertainty
Page:
« prev
1
...
21
22
23
24
25
26
27
28
29
30
31
...
77
next »
ask.openLCA
is a question-and-answer (Q&A) website on
Life Cycle Assessment (LCA)
.
It is also the public support platform for
openLCA
,
openLCA Nexus
,
data.openLCA
and the
LCA Collaboration Server
.
Before asking questions please also consult our online manuals for
openLCA
and the
LCA Collaboration Server
.
Receive guaranteed and prioritised professional support via
GreenDelta's help desk
.
ask.openLCA is run by
GreenDelta
, the creators of openLCA.
Categories
All categories
openLCA
(2.8k)
Miscellaneous
(182)
LCA Collaboration Server
(71)
Follow @openlca
Recent questions
Most popular tags
openlca
database
ecoinvent
process
life cycle impact assessment (lcia) methods
life cycle impact assessment (lcia)
product system
import
flows
error
results
openlca1.6
calculation
modelling
python
data inputs
data
monte carlo analysis
processes
openlca1.7
uncertainty
olca-ipc
impact analysis
input output
openlca1.5
lca
impact assessment method
life cycle assessment (lca)
methods
lca collaboration server
openlca 2.0
en15804
waste treatment
excel export
provider linking
ecoinvent3.6
import export
openlca 1.10.3
contribution tree
exiobase
waste management
impact categories
ecoinvent3.5
exporting results
allocation
...
